There are many types of trailer plugs available in Australia for towing your caravan.
The main purpose of the trailer plug is to transfer electrical power to the lighting system and electrical brake system of the towing vehicle(trailer, caravan, camper).
How each pin connects to the wiring will be different according to the type of plug and its manufacturer's diagram.
The most common trailer plugs in Australia are:
The 7 pin trailer plug is the standard solution for passenger cars when basic towing is applied. This means traditional box trailers, small boat trailers and situations where no other auto electrical accessories are needed other than the brake/tail and indicator lights.
The 7 pin trailer plug is used to connect the following between your car and the towed vehicle:
Our team of expert auto electricians can help you select the correct trailer plug for your vehicle and have it professionally installed for your next road trip.
12 pin trailer plugs enable all connections for the 7 pin plug to tow a caravan, plus the ability to wire accessories.
The 12 pin rectangle trailer plug consists of a row of 7 pins and a row of 5 larger pins.
The row of 7 pins transfers electrical power to run the towing vehicle’s lighting system and electrical braking power.
The larger pins are used for higher current most common to run power to a 12 volt fridge or to charge a battery system on a towing vehicle (caravan or camper trailer.)
Get advice on the best trailer wiring solution for your vehicle and have it professionally installed by expert auto electricians. Make a booking today.